Home / 118,074,419,404.56-163,055,233,891.08-111,641,800,332.87

Finding the Fourth Proportional to 118,074,419,404.56, 163,055,233,891.08 and 111,641,800,332.87

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Solution

The fourth proportional to 118,074,419,404.56, 163,055,233,891.08 and 111,641,800,332.87 is: 154,172,088,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,074,419,404.56 : 163,055,233,891.08 = 111,641,800,332.87 : x
  2. Step 2: Convert to fraction form
    118,074,419,404.56/163,055,233,891.08 = 111,641,800,332.87/x
  3. Step 3: Cross multiply
    118,074,419,404.56x = 163,055,233,891.08 × 111,641,800,332.87
  4. Step 4: Simplify right side
    118,074,419,404.56x = 18,203,779,865,297,368,907,776
  5. Step 5: Solve for x
    x = 18,203,779,865,297,368,907,776/118,074,419,404.56
  6. Step 6: Final answer
    x = 154,172,088,730.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.